REV. 1.0.3 SINGLE CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER trigger level minus the hysteresis value (for Trigger Table D). Th" />
參數(shù)資料
型號: XR19L400IL40-0B-EB
廠商: Exar Corporation
文件頁數(shù): 7/46頁
文件大?。?/td> 0K
描述: EVAL BOARD FOR XR19L202 40QFN
標準包裝: 1
系列: *
XR19L400
15
REV. 1.0.3
SINGLE CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER
trigger level minus the hysteresis value (for Trigger Table D). These hysteresis values are shown in Table 11.
Table 4 below explains this when Trigger Table-B (See Table 12) is selected.
TABLE 4: AUTO XON/XOFF (SOFTWARE) FLOW CONTROL
RX TRIGGER LEVEL
INT PIN ACTIVATION
XOFF CHARACTER(S) SENT
(CHARACTERS IN RX FIFO)
XON CHARACTER(S) SENT
(CHARACTERS IN RX FIFO)
8
8*
0
16
16*
8
24
24*
16
28
28*
24
* After the trigger level is reached, an xoff character is sent after a short span of time (= time required to send 2 characters);
for example, after 2.083ms has elapsed for 9600 baud and 8-bit word length, no parity and 1 stop bit setting.
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